package servlet;

import java.io.IOException;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import pojo.Book;
import pojo.User;
import service.BookManager;
import service.factory.ManagerFactory;


@WebServlet("/list")
public class ListBooksServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
    
	private BookManager manager;
	
    public ListBooksServlet() {
        super();
       manager = ManagerFactory.getBookManagerInstance();
    }

	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		HttpSession session = request.getSession();
		User user = (User) session.getAttribute("user");
		if (user!=null) {
			request.setAttribute("user", user);
		}
		List<Book> books = manager.getAllBooks();
		request.setAttribute("books", books);
		request.getRequestDispatcher("list.jsp").forward(request, response);
	}

	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doGet(request, response);
	}

}
